8000 fix ubsan test errors by Cyan4973 · Pull Request #2502 · facebook/zstd · GitHub
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fix ubsan test errors #2502

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Merged
merged 2 commits into from
Feb 20, 2021
Merged

fix ubsan test errors #2502

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9b07721
fix ubsan test errors
Cyan4973 Feb 19, 2021
f2c0312
removing signed integer overflow exception from ubsan tests
Cyan4973 Feb 20, 2021
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2 changes: 1 addition & 1 deletion .github/workflows/generic-dev.yml
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Expand Up @@ -81,7 +81,7 @@ jobs:
make libc6install
CFLAGS="-Werror -m32" make -j all32
make clean
make -j uasan-test-zstd32
make -j uasan-test-zstd32 V=1

clang-msan-testzstd:
runs-on: ubuntu-latest
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11 changes: 5 additions & 6 deletions Makefile
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Expand Up @@ -286,12 +286,11 @@ uasanregressiontest:
msanregressiontest:
$(MAKE) -C $(FUZZDIR) regressiontest CC=clang CXX=clang++ CFLAGS="-O3 -fsanitize=memory" CXXFLAGS="-O3 -fsanitize=memory"

# run UBsan with -fsanitize-recover=signed-integer-overflow
# due to a bug in UBsan when doing pointer subtraction
# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63303
# run UBsan with -fsanitize-recover=pointer-overflow
# this only works with recent compilers such as gcc 8+

usan: clean
$(MAKE) test CC=clang MOREFLAGS="-g -fno-sanitize-recover=all -fsanitize-recover=signed-integer-overflow -fsanitize=undefined -Werror"
$(MAKE) test CC=clang MOREFLAGS="-g -fno-sanitize-recover=all -fsanitize-recover=pointer-overflow -fsanitize=undefined -Werror"

asan: clean
$(MAKE) test CC=clang MOREFLAGS="-g -fsanitize=address -Werror"
Expand All @@ -309,10 +308,10 @@ asan32: clean
$(MAKE) -C $(TESTDIR) test32 CC=clang MOREFLAGS="-g -fsanitize=address"

uasan: clean
$(MAKE) test CC=clang MOREFLAGS="-g -fno-sanitize-recover=all -fsanitize-recover=signed-integer-overflow -fsanitize=address,undefined -Werror"
$(MAKE) test CC=clang MOREFLAGS="-g -fno-sanitize-recover=all -fsanitize-recover=pointer-overflow -fsanitize=address,undefined -Werror"

uasan-%: clean
LDFLAGS=-fuse-ld=gold MOREFLAGS="-g -fno-sanitize-recover=all -fsanitize-recover=signed-integer-overflow -fsanitize=address,undefined -Werror" $(MAKE) -C $(TESTDIR) $*
LDFLAGS=-fuse-ld=gold MOREFLAGS="-g -fno-sanitize-recover=all -fsanitize-recover=pointer-overflow -fsanitize=address,undefined -Werror" $(MAKE) -C $(TESTDIR) $*

tsan-%: clean
LDFLAGS=-fuse-ld=gold MOREFLAGS="-g -fno-sanitize-recover=all -fsanitize=thread -Werror" $(MAKE) -C $(TESTDIR) $* FUZZER_FLAGS=--no-big-tests
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